Yay generation uses async tasks

src/pocketmine/level/SimpleChunkManager.php

@@ -0,0 +1,128 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+namespace pocketmine\level;
+
+use pocketmine\level\format\FullChunk;
+
+class SimpleChunkManager implements ChunkManager{
+
+	/** @var FullChunk[] */
+	protected $chunks = [];
+
+	protected $seed;
+
+	public function __construct($seed){
+		$this->seed = $seed;
+	}
+
+	/**
+	 * Gets the raw block id.
+	 *
+	 * @param int $x
+	 * @param int $y
+	 * @param int $z
+	 *
+	 * @return int 0-255
+	 */
+	public function getBlockIdAt($x, $y, $z){
+		if($chunk = $this->getChunk($x >> 4, $z >> 4)){
+			return $chunk->getBlockId($x & 0xf, $y & 0x7f, $z & 0xf);
+		}
+		return 0;
+	}
+
+	/**
+	 * Sets the raw block id.
+	 *
+	 * @param int $x
+	 * @param int $y
+	 * @param int $z
+	 * @param int $id 0-255
+	 */
+	public function setBlockIdAt($x, $y, $z, $id){
+		if($chunk = $this->getChunk($x >> 4, $z >> 4)){
+			$chunk->setBlockId($x & 0xf, $y & 0x7f, $z & 0xf, $id);
+		}
+	}
+
+	/**
+	 * Gets the raw block metadata
+	 *
+	 * @param int $x
+	 * @param int $y
+	 * @param int $z
+	 *
+	 * @return int 0-15
+	 */
+	public function getBlockDataAt($x, $y, $z){
+		if($chunk = $this->getChunk($x >> 4, $z >> 4)){
+			return $chunk->getBlockData($x & 0xf, $y & 0x7f, $z & 0xf);
+		}
+		return 0;
+	}
+
+	/**
+	 * Sets the raw block metadata.
+	 *
+	 * @param int $x
+	 * @param int $y
+	 * @param int $z
+	 * @param int $data 0-15
+	 */
+	public function setBlockDataAt($x, $y, $z, $data){
+		if($chunk = $this->getChunk($x >> 4, $z >> 4)){
+			$chunk->getBlockData($x & 0xf, $y & 0x7f, $z & 0xf, $data);
+		}
+	}
+
+	/**
+	 * @param int $chunkX
+	 * @param int $chunkZ
+	 *
+	 * @return FullChunk
+	 */
+	public function getChunk($chunkX, $chunkZ){
+		return isset($this->chunks[$index = Level::chunkHash($chunkX, $chunkZ)]) ? $this->chunks[$index] : null;
+	}
+
+	/**
+	 * @param int $chunkX
+	 * @param int $chunkZ
+	 * @param FullChunk $chunk
+	 */
+	public function setChunk($chunkX, $chunkZ, FullChunk $chunk = null){
+		if($chunk === null){
+			unset($this->chunks[Level::chunkHash($chunkX, $chunkZ)]);
+			return;
+		}
+		$this->chunks[Level::chunkHash($chunkX, $chunkZ)] = $chunk;
+	}
+
+	/**
+	 * Gets the level seed
+	 *
+	 * @return int
+	 */
+	public function getSeed(){
+		return $this->seed;
+	}
+}